4005382 has 8 divisors (see below), whose sum is σ = 6106752. Its totient is φ = 1969800.

The previous prime is 4005377. The next prime is 4005433. The reversal of 4005382 is 2835004.

4005382 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16294 + ... + 16537.

It is an arithmetic number, because the mean of its divisors is an integer number (763344).

Almost surely, 2^4005382 is an apocalyptic number.

4005382 is a deficient number, since it is larger than the sum of its proper divisors (2101370).

4005382 is a wasteful number, since it uses less digits than its factorization.

4005382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32894.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 4005382 is about 2001.3450477117. The cubic root of 4005382 is about 158.8112682269.

The spelling of 4005382 in words is "four million, five thousand, three hundred eighty-two".